2820236480

素因数分解:

$2^6\times 5^1\times {\mathrm{487}}^1\times {\mathrm{18097}}^1$

素因数の和:18601

約数の個数: 56

約数和(自身を含む): 6729849888

約数和(自身を除く): 3909613408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 487, 974, 1948, 2435, 3896, 4870, 7792, 9740, 15584, 18097, 19480, 31168, 36194, 38960, 72388, 77920, 90485, 144776, 155840, 180970, 289552, 361940, 579104, 723880, 1158208, 1447760, 2895520, 5791040, 8813239, 17626478, 35252956, 44066195, 70505912, 88132390, 141011824, 176264780, 282023648, 352529560, 564047296, 705059120, 1410118240, 2820236480]

約数ペア:

[(1, 2820236480), (2, 1410118240), (4, 705059120), (5, 564047296), (8, 352529560), (10, 282023648), (16, 176264780), (20, 141011824), (32, 88132390), (40, 70505912), (64, 44066195), (80, 35252956), (160, 17626478), (320, 8813239), (487, 5791040), (974, 2895520), (1948, 1447760), (2435, 1158208), (3896, 723880), (4870, 579104), (7792, 361940), (9740, 289552), (15584, 180970), (18097, 155840), (19480, 144776), (31168, 90485), (36194, 77920), (38960, 72388)]